670373444081 has 16 divisors (see below), whose sum is σ = 732436217856. Its totient is φ = 608497890000.

The previous prime is 670373444077. The next prime is 670373444099. The reversal of 670373444081 is 180444373076.

It is not a de Polignac number, because 670373444081 - 2² = 670373444077 is a prime.

It is a super-2 number, since 2×670373444081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (670373444011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25349936 + ... + 25376366.

It is an arithmetic number, because the mean of its divisors is an integer number (45777263616).

Almost surely, 2^670373444081 is an apocalyptic number.

It is an amenable number.

670373444081 is a deficient number, since it is larger than the sum of its proper divisors (62062773775).

670373444081 is a wasteful number, since it uses less digits than its factorization.

670373444081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29884.

The product of its (nonzero) digits is 1354752, while the sum is 47.

The spelling of 670373444081 in words is "six hundred seventy billion, three hundred seventy-three million, four hundred forty-four thousand, eighty-one".